* {
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #f4f7f9;
    margin: 0;
    padding: 0;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.profile-section,
.assessment-section {
    padding: 40px 0;
}

h2,
.assessment-section h3,
.assessment-section h4 {
    font-size: 2rem;
    font-weight: 700;
    color: transparent;
    text-align: center;
    text-transform: uppercase;
    margin-bottom: 30px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
}

.profile-card,
.assessment-card {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.profile-card {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    align-items: start;
}

.profile-avatar-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.profile-avatar {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    transition: var(--transition);
}

.profile-avatar:hover {
    transform: scale(1.1);
}

.profile-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.profile-details h3 {
    margin: 0;
    font-size: 1.5rem;
    color: #2d3436;
}

.profile-details p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

.profile-details strong {
    color: #2d3436;
    font-weight: 600;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
}

textarea.form-control {
    height: 80px;
    resize: vertical;
}

.btn {
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    align-self: start;
}

.btn:hover {
    background-color: var(--secondary-color);
}

.btn-pass {
    background-color: var(--success-color);
}

.btn-pass:hover {
    background-color: #218838;
}

.btn-fail {
    background-color: var(--error-color);
}

.btn-fail:hover {
    background-color: #c82333;
}

.success-message {
    color: var(--success-color);
    text-align: center;
    margin: 10px 0;
}

.error-message {
    color: var(--error-color);
    text-align: center;
    margin: 10px 0;
}

.assessment-section {
    margin-top: 40px;
}

.history-table,
.examiner-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.history-table th,
.history-table td,
.examiner-table th,
.examiner-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.history-table th,
.examiner-table th {
    background: #f8f9fa;
    font-weight: 600;
}

.assessment-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.assessment-modal-content {
    background: #fff;
    margin: 15% auto;
    padding: 20px;
    border-radius: 10px;
    width: min(90%, 400px);
    text-align: center;
    box-shadow: var(--shadow);
}

.assessment-modal-content select,
.assessment-modal-content button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
}

.close-btn {
    float: right;
    font-size: 24px;
    color: #aaa;
    cursor: pointer;
    transition: var(--transition);
}

.close-btn:hover {
    color: #000;
}

.status-passed {
    color: var(--success-color);
    font-weight: bold;
}

.status-failed {
    color: var(--error-color);
    font-weight: bold;
}

@media (max-width: 768px) {
    .profile-card {
        grid-template-columns: 1fr;
        padding: 20px;
    }
    .profile-avatar {
        width: 150px;
        height: 150px;
    }
    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .profile-avatar {
        width: 120px;
        height: 120px;
    }
}